Tosylglycolic Acid

Also known as: (((4-methylphenyl)sulfonyl)oxy)acetic acid, 2-(p-Toluenesulfonyloxy)acetic Acid, 2-(tosyloxy)acetic acid, 2-[[(4-Methylphenyl)sulfonyl]oxy]acetic acid, Acetic acid, 2-[[(4-methylphenyl)sulfonyl]oxy]-, MFCD00021764, Tos-PEG1-CH2COOH, Tosylessigsaeure, p-Toluolsulfonyloxyessigsaeure, tosyloxyacetic acid, NSC 16555

Tosylglycolic Acid (CAS 39794-77-9) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C9H10O5S and a molecular weight of 230.23800 g/mol. Key properties include a melting point of 140 °C, a boiling point of 424.3ºC at 760 mmHg, a density of 1.395g/cm3 and a flash point of 210.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 39794-77-9
Jingsj CID: J-16898-9
Molecular Formula: C₉H₁₀O₅S
Molecular Weight: 230.23800 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	140 °C
Boiling Point	424.3ºC at 760 mmHg
Density	1.395g/cm3
Flash Point	210.4ºC
Exact Mass	230.02500
PSA	89.05000
LogP	1.86570
Refractive Index	1.553

Customs & Trade Information

HS Code	2918990090
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Tosylglycolic Acid?

The CAS number of Tosylglycolic Acid is 39794-77-9.

What are the molecular formula and molecular weight of Tosylglycolic Acid?

Tosylglycolic Acid has molecular formula C9H10O5S and molecular weight 230.23800 g/mol.

What are the upstream and downstream products of Tosylglycolic Acid?

For Tosylglycolic Acid, Upstream Products: Ethyl 2-(p-toluenesulfonyloxy)acetate, iodoacetic acid, Silver p-toluenesulfonate.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Tosylglycolic Acid (CAS 39794-77-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16898-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.